vacuum tube

英 [ˈvækjuːm tjuːb]

美 [ˈvækjuːm tuːb]

n.  真空管

化学

英英释义

noun

• electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
  Synonym:tubethermionic vacuum tubethermionic tubeelectron tubethermionic valve

双语例句

• The vacuum tube has natural tracing ability against sunlight and it can work when sunlight exists.
  真空管对太阳光具有自然跟踪的能力，只要有太阳光辅射，真空管就可工作；
• I think this was a vacuum tube system where there is no drag.
  我认为这是一个真空集热管系统，其中有没有阻力。
• Diangong solar vacuum tube heat collector.
  电工太阳能真空管集热器。
• John Ambrose Fleming invents the vacuum tube.
  1904年的今天，约翰·安布鲁斯·弗莱明发明了真空管。
• Abstract: new ideas, new structures and new technologies have been used for the design, manufacture and installment of wiggler in order to achieve the coincidence of the central level planes of magnets and beam vacuum tube.
  文摘：采用新思想、新结构、新工艺设计和加工超导扭摆磁铁，并在安装过程中确保磁体的准直，实现了磁体的磁中心水平面与束流真空管的中心水平面的重合。
• The ancestor of these miniature electronic devices is the vacuum tube.
  这些微型电子装置的鼻祖就是真空管。
• Vacuum tube solar heating element
  真空管太阳能加热元件
• Shockley, it displaced the vacuum tube in many applications.
  晶体管在许多用途上已取代了真空管。
• Battery used to heat the filaments of a vacuum tube.
  能够把真空管的细丝加热的电池。
• The utility model is a superconducting device of self heat source of oil well avoiding wax and reducing viscosity, and belongs to novel field of heat transfer technology of vacuum tube.
  本实用新型为一种油井自热源超导防蜡降粘装置，属真空管传热技术新领域。